Salas O’Brien is an industry leading engineering and architecture (E&A) firm with 34 offices that deliver clean energy, mechanical/ electrical system design, utility (building and campus) infrastructure, telecom and comprehensive building design for institutional owners and clients. There is no more experienced firm or with a better track record than Salas O'Brien when it comes to complex and mission critical facilities.

We are dedicated to delivering common sense, cost-effective, sustainable and efficient solutions. We are known as the "engineers engineer" because facility engineers and managers rely on our experience, dedicated team and field capabilities to ensure they get the best result possible.

With in house Architectural and Interior Design personnel in addition to our engineering and construction support, we are a one stop shop for design build projects and/or can handle any aspect independently.